Classification Of Elements And Periodicity In Properties Question 199
Question: Which of the following electronic configurations in the outermost shell is characteristic of alkali metals [Bihar CEE 1992]
Options:
A) $ (n-1),s^{2}p^{6},ns^{2}p^{1} $
B) $ (n-1),s^{2}p^{6}d^{10},ns^{1} $
C) $ (n-1),s^{2}p^{6},ns^{1} $
D) $ ns^{2}p^{6}d^{1} $
Show Answer
Answer:
Correct Answer: C
Solution:
Alkali metals have the configuration $ (n-1)s^{2}p^{6},ns^{1} $
BETA
